specialized cells

Question 1

sperm cell

Answer 1

function : to swim to the egg cell and transport genetic information adaptations : Have a long tail to swim to the egg. Enzymes in head to break down egg membrane. lots of mitochondria to provide energy

Question 2

Nerve cells

Answer 2

function : Help us sense our environment and respond to it. These cells carry electrical messages to different parts of the body.
adaptations : Long fibres that carry messages around the body quickly.

Question 3

Ciliated epithelial cells

Answer 3

function : to keep the lungs clean. Found in the breathing tubes
adaptations : Hairs called cilia to beat/wave and carry dirt and bacteria away from the lungs.

Question 4

egg cell

Answer 4

function : contains the mother’s genetic material.
adaptations : contains yolk that acts as a food source for the developing embryo (baby).

Question 5

xylem

Answer 5

function : To carry water and minerals from roots to leaves in a plant
adaptations : Hollow tube and strong walls stiffened with lignin

Question 6

root hair cell

Answer 6

function : to absorb water and minerals from the soil
adaptations : long protection and thin walls

Question 7

palisade cell

Answer 7

function : to carry out photosynthesis – to help plants make their food
adaptations : packed with chloroplasts